What is reduced hemoglobin?

Hello, “Reduced hemoglobin test” likely refers to the methemoglobin reduction test, which is one of the laboratory tests used to diagnose glucose-6-phosphate dehydrogenase (G6PD) deficiency. G6PD deficiency is a hereditary hemolytic disorder caused by an enzymatic defect in red blood cells, leading to hemolytic anemia—also known as a red blood cell enzyme disorder. We hope this information is helpful to you. Wishing you a happy and healthy life!